并简述点焊机的分类和不同设备的基本特性。
And category of spot welder and basic property of equipments are discussed.
本文科学地对医疗设备进行了分类。
This paper introduces a scientific classification of medical equipment.
医疗设备用塑胶的主要分类为何？
What are the top categories of plastic resin used in medical devices?
医疗设备用塑胶的主要分类为何？
What are the top categories of plastic resin used in medical devices?
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